| Guijiahu Reservoir | |
| Pushpin Map: | China |
| Pushpin Map Caption: | Location in China. |
| Location: | Zhenning Buyei and Miao Autonomous County, Guizhou, China |
| Coords: | 26.1426°N 105.7504°W |
| Type: | Reservoir |
| Inflow: | Dabang River |
| Outflow: | Dabang River |
| Basin Countries: | China |
| Date-Built: | 1958 |
| Date-Flooded: | 1966 |
| Area: | 94.7km2 |
| Max-Depth: | 29m (95feet) |
| Volume: | 17400000m2 |
Guijiahu Reservoir is a reservoir located in Zhenning Buyei and Miao Autonomous County, Guizhou, China. It covers a total surface area of 94.7km2 and has a storage capacity of some 17400000m2 of water.
It is called Guijiahu Reservoir due to the dam is located in the Guijiabao Village of Guijia Township .
Construction of the reservoir began in 1958 and were completed in 1966.
The reservoir provide water for irrigation, hydroelectric power and recreational activities.
The dam is 29m (95feet) high, 445m (1,460feet) long, and 4m (13feet) thick, and was completed in 1998.